# STRUCTURAL DESIGN & DETAILING LIMITED (NI066890)

> STRUCTURAL DESIGN & DETAILING LIMITED is an active private limited company (company number NI066890) incorporated on 30 October 2007, registered in Lisburn. Its registered activity is other engineering activities (SIC 71129). Latest micro accounts cover the period ending 31 December 2025, showing net assets of £45k, with 6 employees on average. As micro-entity accounts, no profit and loss account is filed, so turnover and profit are not public. Net assets fell 21% on the prior period (£57k).

- Status: Active
- Incorporated: 2007-10-30
- Registered office: Lisburn, BT28 2GN
- SIC 71129: Other engineering activities
- Next accounts due: 2027-09-30
- Confirmation statement due: 2026-11-13
- Accounts type: MICRO ENTITY

By net assets it sits in the upper half of 363 comparable companies in Belfast (median £8,050, upper quartile £53k).

## Accounts (as filed)

| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 2025-12-31 | £45k | — | — | £32k | — | — | 6 |
| 2024-12-31 | £57k | — | — | £32k | — | — | 6 |

current ratio 2.03; size band micro.

## Filing and accounts signals (facts, not a rating)

- Net assets above zero: Net assets £45,098 at 31 December 2025
- Current assets at least 1.5× creditors within one year: Current ratio 2.03
- Incorporated five or more years ago: Incorporated 30 October 2007

How each signal is derived: https://firmoscan.com/methodology

## Persons with significant control

- Mr Christopher Alexander Black — owns 75–100% of shares, since 2025-08-29

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Source: Companies House register snapshot 2026-08-31, Open Government Licence v3.0. Information may have changed since that date and is not advice or a credit reference; check the official record before relying on it. Official record: https://find-and-update.company-information.service.gov.uk/company/NI066890
HTML: https://firmoscan.com/company/NI066890-structural-design-detailing-limited